<!DOCTYPE html>
<p style="ruby-align: start">
  <ruby><rb>A</rb><rt>aaaaaaaaaaaa</rt></ruby>
  <ruby><rb>BBBBB</rb><rt>b</rt></ruby>
</p>
<p style="ruby-align: start">
  <ruby><rb>A</rb><rt>aaaaaaaaaaaa</rt></ruby>
  <ruby><rb>BBBBB</rb><rt>b</rt></ruby>
</p>
